Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4aa1459d5594519a…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: cca77b66bc7cd05820419c65d73e53c1 SHA-1: e210f9591e569a6926e52c0e25936b5085b175ff SHA-256: 4aa1459d5594519a2531b4c11c31d8bbba34af7222416c0b2607d6bfa8888d9e
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to drop a secondary payload. The OOXML format indicates it's likely a macro-enabled document, a common delivery mechanism for Qbot. The primary attack pattern involves tricking the user into enabling macros to initiate the download and execution of the malware.

Heuristics 1

  • ClamAV: Xls.Dropper.QbotDocu12020-9818439-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.QbotDocu12020-9818439-0

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